Intro to Light

When an object makes a dark shadow, the object is ____

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NGSS.MS-PS4-2

A translucent object makes ___ .

• no shadows

• soft/faint shadows

• dark shadows

• cool shadows

What kind of object is your hand if it can create dark shadow puppets in front of a light?

• an opaque object

• a transluscent object

• a transparent object

• a heavy object

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Lenses on eyeglasses and magnifying glasses are examples of:

• Translucent Objects

• Opaque Objects

• Transparent Objects

A thin sheet of paper is an example of ___?

• transparent object

• opaque object

• transluscent object

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NGSS.MS-PS4-2

What is light?

• Only a type of energy you can see?

• A wave of energy that needs a medium

• A way to transfer energy via electromagnetic field

• A unit of measure

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How does light differ from particles

• Light has less mass

• light needs a medium

• Light doesn't have mass

• light weighs more

If electromagnetic waves never stop, how come flashlights don’t go forever?

• The light spreads out until it is too weak

• It actually stops, everything stops

• The frictional effects of the air/ medium

• The light changes

Why are there different colors?

• There are different amount of energy (different jumps)

• There are different parts of the eye

• Light travels at different speeds

• It depends on what light goes through

Tags

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Light is a form of _________.

• sound

• heat

• energy

• color

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